Wide-angle lens

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A lens that has a shorter focal length and a wider field of view (includes more subject area) than a normal lens.

Zoom

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Allows the photographer to increase and decrease magnification, making the subject appear bigger or smaller within the frame. Optical Zoom: A physical lens that…

Zoom Lens

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A variable focal length lens. The most common on digital camera has a 3:1 ratio (i.e. 35-105mm).